To evaluate long-term health-related quality of life (HRQOL) impact of I-125 permanent seed implantation (PI) in Japanese patients with localized prostate cancer.
This is a longitudinal, prospective study of 2353 patients who enrolled in the nationwide Japanese-Prostate Cancer Outcome Study by Permanent I-125 Seed Implantation (J-POPS) from July 2005 to June 2007.